Note 2 - Detail of Certain Balance Sheet Accounts: Schedule of Inventory, Current (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Details
Inventory, Finished Goods, Net of Reserves	$ 1,363	$ 1,708
Inventory, Work in Process, Gross	1,375	1,023
Inventory, Raw Materials, Gross	3,484	4,183
Inventories (note 2)	$ 6,222	$ 6,914

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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